Respuesta :
sin(80°)= opposite/hypotenuse ⇒
hypotenuse = opposite/sin(80°) = 4/0.9848 ≈ 4.1 in. ← to the nearest tenth.
hypotenuse = opposite/sin(80°) = 4/0.9848 ≈ 4.1 in. ← to the nearest tenth.